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refactor(decoders): port serum layout to kit codecs and drop @project-serum/serum - #1393
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Replace @project-serum/serum's decodeInstruction with a kit-codec port of its INSTRUCTION_LAYOUT and drop the serum, bn.js and @types/bn.js deps. Test fixtures are the library's encoded bytes frozen as hex. Refs HOO-1309
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📦 Bundle change vs
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| Route | Size | First Load JS |
|---|---|---|
/address/[address] |
470 kB → 450 kB | 890 kB → 910 kB |
/block/[slot] |
170 kB | 590 kB → 610 kB |
/block/[slot]/rewards |
160 kB | 580 kB → 600 kB |
/tx/[signature] |
470 kB | 900 kB → 920 kB |
/tx/[signature]/inspect |
450 kB | 890 kB → 910 kB |
/tx/inspector |
450 kB | 890 kB → 910 kB |
Full route table (fresh build)
Gzipped first-load sizes from
.next/diagnostics/route-bundle-stats.json, rounded to reduce noise; a cell keeps its previous value while fresh bytes round within one step of it.Sizeis First Load JS minus the chunks shared by all routes; routes with no client JS show—.
| Type | Route | Size | First Load JS |
|---|---|---|---|
| Static | / |
140 kB | 570 kB |
| Static | /_not-found |
0 B | 450 kB |
| Dynamic | /address/[address] |
450 kB | 910 kB |
| Dynamic | /address/[address]/account-data |
460 kB | 900 kB |
| Dynamic | /address/[address]/anchor-account |
420 kB | 870 kB |
| Dynamic | /address/[address]/attestation |
420 kB | 870 kB |
| Dynamic | /address/[address]/attributes |
420 kB | 870 kB |
| Dynamic | /address/[address]/blockhashes |
420 kB | 870 kB |
| Dynamic | /address/[address]/compression |
420 kB | 870 kB |
| Dynamic | /address/[address]/concurrent-merkle-tree |
420 kB | 870 kB |
| Dynamic | /address/[address]/domains |
420 kB | 870 kB |
| Dynamic | /address/[address]/entries |
420 kB | 870 kB |
| Dynamic | /address/[address]/feature-gate |
420 kB | 870 kB |
| Dynamic | /address/[address]/idl |
530 kB | 970 kB |
| Dynamic | /address/[address]/instructions |
430 kB | 880 kB |
| Dynamic | /address/[address]/metadata |
420 kB | 870 kB |
| Dynamic | /address/[address]/nftoken-collection-nfts |
420 kB | 870 kB |
| Dynamic | /address/[address]/program-multisig |
420 kB | 870 kB |
| Dynamic | /address/[address]/rewards |
420 kB | 870 kB |
| Dynamic | /address/[address]/security |
420 kB | 860 kB |
| Dynamic | /address/[address]/slot-hashes |
420 kB | 870 kB |
| Dynamic | /address/[address]/stake-history |
420 kB | 870 kB |
| Dynamic | /address/[address]/subscriptions |
420 kB | 870 kB |
| Dynamic | /address/[address]/token-extensions |
420 kB | 860 kB |
| Dynamic | /address/[address]/tokens |
430 kB | 870 kB |
| Dynamic | /address/[address]/transfers |
430 kB | 880 kB |
| Dynamic | /address/[address]/verified-build |
420 kB | 860 kB |
| Dynamic | /address/[address]/vote-history |
420 kB | 870 kB |
| Dynamic | /api/ans-domains/[address] |
— | — |
| Dynamic | /api/domain-info/[domain] |
— | — |
| Dynamic | /api/geo-location |
— | — |
| Dynamic | /api/idl-latest |
— | — |
| Dynamic | /api/log-drain |
— | — |
| Dynamic | /api/metadata/proxy |
— | — |
| Dynamic | /api/ping/[network] |
— | — |
| Dynamic | /api/search |
— | — |
| Dynamic | /api/security-txt |
— | — |
| Dynamic | /api/slot-time |
— | — |
| Dynamic | /api/sns-domains/[address] |
— | — |
| Dynamic | /api/stake-rewards/[address] |
— | — |
| Dynamic | /api/supply |
— | — |
| Dynamic | /api/token-image/[mintAddress] |
— | — |
| Dynamic | /api/token-info |
— | — |
| Dynamic | /api/token-market-data/[address] |
— | — |
| Dynamic | /api/token-price/[mintAddress] |
— | — |
| Dynamic | /api/verification/coingecko/[address] |
— | — |
| Dynamic | /api/verification/jupiter/[mintAddress] |
— | — |
| Dynamic | /api/verification/rugcheck/[mintAddress] |
— | — |
| Dynamic | /block/[slot] |
170 kB | 610 kB |
| Dynamic | /block/[slot]/accounts |
150 kB | 590 kB |
| Dynamic | /block/[slot]/programs |
140 kB | 590 kB |
| Dynamic | /block/[slot]/rewards |
160 kB | 600 kB |
| Dynamic | /epoch/[epoch] |
20 kB | 460 kB |
| Static | /feature-gates |
50 kB | 490 kB |
| Dynamic | /mcp |
— | — |
| Static | /mcp/start |
30 kB | 470 kB |
| Dynamic | /og/feature-gate/[address] |
— | — |
| Dynamic | /og/receipt/[signature] |
— | — |
| Dynamic | /og/tx/[signature] |
— | — |
| Static | /opengraph-image.png |
— | — |
| Dynamic | /robots.txt |
— | — |
| Static | /tos |
10 kB | 460 kB |
| Dynamic | /tx/[signature] |
470 kB | 920 kB |
| Dynamic | /tx/[signature]/inspect |
450 kB | 910 kB |
| Static | /tx/inspector |
450 kB | 910 kB |
Contributor
 |
askov
approved these changes
Oct 13, 2026
Woody4618
approved these changes
Oct 13, 2026
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@project-serum/serum,bn.js, and@types/bn.jsfrom the packageThe Mango commit replaces a hand-rolled
DataViewread of the u32 discriminator withgetU32Decoder(). Mango's legacy client was removed in #1087, so this is the only remaining part of that ticket.Type of change
Closes HOO-1309 HOO-1310